Problem Display
PID: 59227 (8/8/8/pK1p4/3p4/1Qp5/p4b1p/k2N3b w - - 0 1)

Kozdon, Baldur

Troll, 1999

8/8/8/pK1p4/3p4/1Qp5/p4b1p/k2N3b

#5

3 + 9


14503 Problemschach-Jahrbuch (1999) 2000

SOLUTION


  • SOUND
  • Keys
    • 1.Ka4!
      • threat
        • 2.Ka3
          • threat
            • 3.Qxa2#
      • 1...Be3
        • 2.Sxe3
          • threat
            • 3.Sc2#
          • 2...Be4
            • 3.Ka3
              • threat
                • 4.Qxa2#
              • 3...Bb1
                • 4.Sc2+
                  • 4...Bxc2
                    • 5.Qxa2#
      • 1...Bg3
        • 2.Qc2
          • threat
            • 3.Qc1#
          • 2...Be4
            • 3.Qc1+
              • 3...Bb1
                • 4.Se3
                  • threat
                    • 5.Sc2#
                  • 4...dxe3
                    • 5.Qxc3#
                  • 4...c2
                    • 5.Sxc2#
                  • 4...d3
                    • 5.Qxc3#
          • 2...Bf4
            • 3.Se3
              • threat
                • 4.Qc1#
              • 3...Bxe3
                • 4.Ka3
                  • threat
                    • 5.Qxa2#
                  • 4...Bc1+
                    • 5.Qxc1#
              • 3...Be4
                • 4.Qc1+
                  • 4...Bb1
                    • 5.Sc2#
      • 1...Bh4
        • 2.Qc2
          • threat
            • 3.Qc1#
          • 2...Be4
            • 3.Qc1+
              • 3...Bb1
                • 4.Se3
                  • threat
                    • 5.Sc2#
                  • 4...dxe3
                    • 5.Qxc3#
                  • 4...c2
                    • 5.Sxc2#
                  • 4...d3
                    • 5.Qxc3#
          • 2...Bg5
            • 3.Se3
              • threat
                • 4.Qc1#
              • 3...Bxe3
                • 4.Ka3
                  • threat
                    • 5.Qxa2#
                  • 4...Bc1+
                    • 5.Qxc1#
              • 3...Be4
                • 4.Qc1+
                  • 4...Bb1
                    • 5.Sc2#

FEATURES


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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).